Library › Hardware › MC channels (AISC miscellaneous channels): MC6x12, MC8x8.5, MC12x31…

MC8 x 8.5 channel

MC8 x 8.5 channel: depth 8.0 in (203.2 mm), flange 1.87 in (47.5 mm), web 0.179 in, flange 0.311 in, 4 in long

Exact dimensions. True size, no printing tolerance added. Threads are plain cylinders at the major diameter.

STEP STL free, CC BY 4.0 (credit "Xem Studio")

Dimensions

shapeMC8x8.5
lb/ft8.5
d (in)8.0
bf (in)1.87
tw (in)0.179
tf (in)0.311
k (in)0.813
d (mm)203.2
bf (mm)47.5
tw (mm)4.55
tf (mm)7.9
Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.
Set it up →

From the full sheet

MC channels (AISC miscellaneous channels): MC6x12, MC8x8.5, MC12x31 dimensions + STEP/STL: every size, notes, mating features and sources. What are the dimensions of an MC8x8.5 channel?

Other sizes